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Q: The ____ is a three or four letter abbreviation that signifies the file type.
  • A. extension
  • B. search
  • C. name
  • D. virus
Correct Answer: Option A - A file extension is a three or four- letter identifier found at the end of a file name and following a period.
A. A file extension is a three or four- letter identifier found at the end of a file name and following a period.

Explanations:

A file extension is a three or four- letter identifier found at the end of a file name and following a period.